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The sun is ramping up toward solar maximum -- the white-hot peak of activity in an 11-year cycle -- and NASA has been snapping images of the phenomenon every 12 seconds for three years. The space agency put together a three-minute video showing images taken by the Solar Dynamic Observatory since spring 2010. As the Los Angeles Times' Deborah Netburn reported last month, the NASA video stitches together two SDO images per day over the three-year period. Alex Young, a heliophysicist at Goddard Space Flight Center, narrates the video to point up some of the sun's best-of moments in that time frame. The video shows the whirling, boiling mass of gases that is our nearest star. It...

Related "Transit of Venus (2012)" Articles

The sun is ramping up toward solar maximum -- the white-hot peak of activity in an 11-year cycle -- and NASA has been snapping images of the phenomenon every 12 seconds for three years.
The space agency put together a three-minute video showing images...

Sun spots: Jolyne L. Harris of San Diego used "a homemade lens filter made from paper solar-eclipse sunglasses and black construction paper" to shoot the Transit of Venus between the Earth and the sun on June 5. RELATED: Submit your ...

The last chance in the continental United States to see the Transit of Venus was arriving, as the sun dipped closer to sunset on the West Coast. In Los Angeles, the show ends at sunset at 8:02 p.m. but continues ...